David Grinspoon Quotes

As far as whether there is life there on Mars or whether there was actually ever life there, I don't know. It would be great to find out, though.

I am confident that life once thrived on Mars and may well still exist there today.

There are people who would love to spend their last ten years, or five years, or whatever it is, on the surface of Mars.

To unambiguously settle the questions of whether there was life on Mars, it will take scientists down on the surface.

I haven't a clue if there is life on other planets but I'd be charmed if we found a unicellular organism on Mars. It would change our whole concept of life on Earth.

I think space exploration is very important. I think there is very intelligent life on Mars. I believe that Martians are spying on us from the bottom of the ocean.

The thing that sets Mars apart is that it is the one planet that is enough like Earth that you can imagine life possibly once having taken hold there.

Being able to have a laboratory on Mars, being able to have some sort of sustained human presence on Mars in the future, I think, is critically important for science.

Life on Mars would be awesome! Even single-celled life, although I admit that in my heart of hearts, I want it to be the barge-people of the canals.

Mars, we know, was once wet and warm. Was it home to life? And what can living and learning to work on its rust-colored surface teach us about the future of our own planet, Earth? Answering those mysteries may hold the key to our future.

People will visit Mars, they will settle mars, and we should because it's cool.

I would like to die on Mars, just not on impact.

I think it's inevitable that there will be Earthlings establishing a presence on Mars. And I would say that it would certainly take place by 2050 or shortly thereafter.

You need to live in a dome initially, but over time you could terraform Mars to look like Earth and eventually walk around outside without anything on... So it's a fixer-upper of a planet.

Of course, it's a dream to go to Mars. I want to find out whether there was life there or not. And if there was, then why did it die out? What sort of catastrophe happened?

What are you going to do with astronauts who first reach the surface of Mars and then turn around and rocket back home-ward? What are they going to do, write their memoirs? Would they go again? Having them repeat the voyage, in my view, is dim-witted. Why don't they stay there on Mars?

Exploring and colonizing Mars can bring us new scientific understanding of climate change, of how planet-wide processes can make a warm and wet world into a barren landscape. By exploring and understanding Mars, we may gain key insights into the past and future of our own world.

When we get there, if we don't find any life on Mars, from that point on there will be life on Mars because we'll bring it there, whether it's germs and leftover urine bags, whatever it is.

By refocusing our space program on Mars for America's future, we can restore the sense of wonder and adventure in space exploration that we knew in the summer of 1969. We won the moon race; now it's time for us to live and work on Mars, first on its moons and then on its surface.

It's just too egotistical to think that we are the only lifeform in the universe.

With the Hubble telescope and all the other things that are out there, I believe something would have come through. Today, I really believe we are unique.

Whether Earth was deliberately terraformed, in other words, or whether it was seeded with the spores of life from crashed comets or whether, indeed, life arose here spontaneously and accidentally, it is reasonable to hope that we might find traces of the same kind of process on Mars.

Mars has a bit of air pressure; maybe we can build up that atmosphere to be a bit more accommodating to humans.

I used to believe there were people on Mars, and of course now we know there aren't. Mars held particular interest. I was curious what kind of beings they would look like.

The society of life on Mars, or the challenge of making Mars more livable, will have significant benefits on our attempts to modify and change in some ways the environment here on Earth.